Bibframe Instance

Title

Estimated effective ground conductivity in the United States

Genre Form

Identified By

Color Content

Base Material

Note

Physical details: col.

Depths shown by gradient tints.

"Albers equal-area projection based on standard parallels 29 1/2⁰ and 45 1/2⁰."

Base map: U.S. Geological Survey. United States. Edition of 1972.

"FCC figure M3."

"Stock no. 004-000-00279-2/catalog no. CC 1.8: C 75e/973; Stock no. 004-000-00280-6/catalog no. CC 1.8: C 75w/973."

Includes 8 insets.

Dimensions

123 x 195 cm. on 2 sheets 127 x 151 cm.

Extent

1 map

Provision Activity

Publication: Washington: [Federal Communications Commission] : for sale by the Supt. of Docs., U.S. Govt. Print. Off; [1976]

Responsibility Statement

February 1954

Media

Issuance

Carrier

Admin Metadata

Generation Process: DLC marc2bibframe2 v2.5.0

Status: changed

Encoding Level: full

Identified By: bf:Local, 5455641

Change Date: 2013-04-01T09:33:19

Creation Date: 1980-12-18

Assigner: United States, Library of Congress